public async Task AddTestCase_Success_CreatedResponse()
        {
            //Arrange
            _testCaseServiceMock.Setup(service => service.AddTestCase(It.IsAny <TestCaseDto>()))
            .ReturnsAsync(true);

            // ACT
            var response = (IActionResult)await _controller.AddTestCase(new TestCaseDto()
            {
                TestCaseId = 12,
                Name       = "TestCase12",
                StepCount  = 12,
                FolderId   = 1
            });

            var result = (StatusCodeResult)response;

            //Assert
            Assert.IsNotNull(result);
            _testCaseServiceMock.Verify(t => t.AddTestCase(It.IsAny <TestCaseDto>()), Times.Once);
            Assert.IsTrue(result.StatusCode == (int)HttpStatusCode.Created);
        }